Compare 20221 vs 20231
| Property | 20221 | 20231 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 731 × 2771 | 202311 |
| Prime factorization | 73 × 277 | 20231 |
| Divisors count | 4 | 2 |
| Divisors | 1, 73, 277, 20221 | 1, 20231 |
| Number of properties | 1 | 5 |
| Chen primes | 1124th | |
| Harmonic primes | 830th | |
| Primes | 2287th | |
| Semiprimes | 5135th | |
| Super primes | 340th | |
| Twin primes (1st member) | 345th | |
| Roman numberals | ||
| Base 2 | 1001110111111012 | 1001111000001112 |
| Base 3 | 10002012213 | 10002020223 |
| Base 4 | 103233314 | 103300134 |
| Base 5 | 11213415 | 11214115 |
| Base 6 | 2333416 | 2333556 |
| Base 7 | 1126457 | 1126617 |
| Base 8 | 473758 | 474078 |
| Base 9 | 306579 | 306689 |
| Base 10 | 2022110 | 2023110 |
| Base 11 | 1421311 | 1422211 |
| Base 12 | b85112 | b85b12 |
| Base 13 | 928613 | 929313 |
| Base 14 | 752514 | 753114 |
| Base 15 | 5ed115 | 5edb15 |
| Base 16 | 4efd16 | 4f0716 |